The Balanced Net Ionic Equation for Precipitation of CaCO₃ When

question 125

Multiple Choice

The balanced net ionic equation for precipitation of CaCO₃ when aqueous solutions of Na₂CO₃ and CaCl₂ are mixed is ________.

• A)2Na⁺ (aq) + CO₃^2- (aq) → Na₂CO₃ (aq)
• B)2Na⁺ (aq) + 2Cl^- (aq) → 2NaCl (aq)
• C)Na⁺ (aq) + Cl^- (aq) → NaCl (aq)
• D)Ca⁺(aq) + CO₃^2- (aq) → CaCO₃ (s)
• E)Na₂CO₃ (aq) + Ca (aq) → 2NaCl (aq) + CaCO₃ (s)

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Definitions:

Illusory Correlations

The phenomenon of perceiving a relationship between variables (typically people, events, or behaviors) even when no such relationship exists.

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Premises or beliefs that involve multiple interconnected elements, often taken for granted in reasoning or analysis.

Falsifiable

Refers to the ability of a hypothesis or theory to be disproven by experimental or observational evidence.

Convincing Evidence

Information or data that strongly supports a hypothesis or claim, leaving little to no doubt.